Night sight PN-6K is designed for rifles with side dove-tail mounting rail (Tiger, Saiga and Vepr rifles). Sight ensures the sighting at natural starlight or moonlight illumination. The aiming reticule consists of elevation and deflection scales and central pike. Reticule have two-position brightness control. Sight can operate at the ambient temperature from - 35°C to 50°C and relative humidity of maximum 98% at the temperature of 25°C.